Victor Amelkin

Learn More
For decades, scientists have studied opinion formation in social networks, where information travels via word of mouth. The particularly interesting case is when polar opinions— Democrats vs. Republicans or iOS vs. Android—compete in the network. The central problem is to design and analyze a model that captures how polar opinions evolve in the real world.(More)
Modeling and predicting people's opinions plays an important role in today's life. For viral marketing and political strategy design, it is particularly important to be able to analyze competing opinions, such as pro-Democrat vs. pro-Republican. While observing the evolution of polar opinions in a social network over time, can we tell when the network(More)
Existing socio-psychological studies suggest that users of a social network form their opinions relying on the opinions of their neighbors. According to DeGroot opinion formation model, one value of particular importance is the asymptotic consensus value 〈π,x〉— the sum of user opinions xi weighted by the users’ eigenvector centralities πi. This value plays(More)
  • 1